661GX-M2 is one of the most advance and unique modules of ECS production.
It can also support latest Intel Pentium 4, HT&Prescott CPUs, up to 533MHz FSB, DDR400 and 8 USB 2.0 ports.
With embedded Real256E Graphic engine, 64M share memory and one AGP8X slot, all these advance supports,
we believe your computer can run with best performance and bring you the great value and enjoyment.

º 2 x 184-pin DDR DIMM socket support up to 2 GBº Support DDR400/333/266 DDR SDRAMDue to the operating system limitation, the actual memory size may be less than 4GB for the reservation for system usage under Windows® 32-bit OS.For Windows® 64-bit OS with 64-bit CPU, there is no such limitation

Do not update the BIOS if the system is running fine. Unsuccessful BIOS flash may cause the system fails to boot up. The manufacturer is not responsible for any BIOS flash failure.

2.

Make sure your M/B PCB version number first, and then read the updated description & special note carefully to check if the new BIOS version patch pertain to your current problem. (How to recognize the M/B PCB version)

3.

Please DO NOT reboot system,unplug power supply and remove battery during BIOS update process.